Table 2.
Comparison of uptake values in positive tumors determined by region of interest (ROI) and ex vivo biodistribution (BD) analyses.
Tumor | % ID/g | ||
---|---|---|---|
ROI (4 h) | ROI (21 h) | Ex vivo BD (21 h) | |
HPAF-II | |||
Mouse 1 | 1.3 | 1.4 | 1.2 |
Mouse 2 | 1.5 | 1.6 | 2.3 |
Mouse 3 | 1.7 | 1.8 | 2.3 |
Mean % ID/g ± SD | 1.5 ± 0.2 | 1.6 ± 0.2 | 1.8 ± 0.5 |
BxPC-3 | |||
Mouse 1 | 1.3 | 1.7 | 1.8 |
Mouse 2 | 1.9 | 2.0 | 3.1 |
Mouse 3 | 1.6 | 1.9 | 2.6 |
Mouse 4 | 0.9 | 1.2 | 2.5 |
Mean % ID/g ± SD | 1.4 ± 0.5 | 1.7 ± 0.4 | 2.5 ± 0.5 |